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The process of receiving and representing stimulus energies by the nervous system is called sensory transduction. This is where sensory receptors convert physical or chemical stimulus energy into electrical signals that can be transmitted and processed by the brain.
Sensation is defined as the process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment.
Nerve cell endings, or receptors, are at the front end of pain sensation. A stimulus at this part of the nociceptor unleashes a cascade of neurotransmitters (chemicals that transmit information within the nervous system) in the spine.
sense organ
Sensation. This process involves the sensory organs detecting stimuli from the environment and converting them into neural signals that can be processed by the brain.
no, it is anesthesia that is the condition of no nervous sensation.
In very general terms the functions are Sensation via the afferent fibres and Control (of movements) via the efferent fibres.
Nervous system
Well they are sent through the nervous system.
Example: when you step on a nail, your body perceives a stimulus (change in external or internal environment) receptor is the specific thing identifying stimulus, in this case, the skin, then a nervous impulse is generated and is transmitted through a chain of neurons towards central nervous system, sent to the brain where the impulse is interpreted (integration) by the brain, brain will send off new impulse via motor neurons through spinal cord through nerve to muscle to carry out response.
Fundamentally the system involved in a reaction to a stimuli is the nervous system.
The Sensory System.